To back up your comment, Corbett looks a bit light compared to many of the guys who made the most recent Pro Bowl roster.
These were the Pro Bowl guards for the most recent game: [
bleacherreport.com]
Player stats from Pro Football Reference. [
www.pro-football-reference.com]
NFC:
Zack Martin, Cowboys: 6-4, 315
Brandon Brooks, Eagles (injured): 6-5, 335
Brandon Scherff, Redskins: 605, 315
Trai Turner, Panthers (replacement): 6-3, 315
AFC:
Marshal Yanda, Ravens: 6-3, 305
Quenton Nelson, Colts: 6-5, 330
David DeCastro, Steelers (injured): 6-5, 316
Joel Bitonio, Browns (replacement):6-4, 320
AlbaNY_Ram